* {
  margin: 0px;
  padding: 0px;
}

ul,
ol {
  list-style: none;
}

a {
  text-decoration: none;
}

body {
  background-color: #f4f4f4;
}

header {
  background-color: #333333;
  height: 40px;
}

header div {
  width: 80%;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  justify-content: space-between;
}

header div p {
  margin-left: 70px;
  line-height: 40px;
  color: blanchedalmond;
}

nav > div {
  height: 100px;
  width: 80%;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav > div aside > img {
  width: 56px;
  height: 56px;
}

.article1 {
  width: 80%;
  margin-left: auto;
  margin-right: auto;
}

.article1 .big_img {
  display: flex;
  position: relative;
}

.article1 .big_img ul {
  width: 20%;
  background-color: #a19e9e;
  height: 460px;
}

.article1 .big_img ul li {
  line-height: 42px;
}

.article1 .big_img ul li:hover .content1 {
  width: 82%;
}

.article1 .big_img ul li:hover .content2 {
  width: 82%;
}

.article1 .big_img ul li:hover .content3 {
  width: 82%;
}

.article1 .big_img ul li .content1,
.article1 .big_img ul li .content2,
.article1 .big_img ul li .content3 {
  background-color: white;
  width: 0;
  height: 460px;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  position: absolute;
  left: 254px;
  top: 0px;
  z-index: 2;
  line-height: 76px;
  align-items: center;
  overflow: hidden;
  transition: 0.1s;
}

.article1 .big_img ul li .content1 div,
.article1 .big_img ul li .content2 div,
.article1 .big_img ul li .content3 div {
  height: 16%;
  width: 100px;
}

.article1 .big_img ul li .content1 div a,
.article1 .big_img ul li .content2 div a,
.article1 .big_img ul li .content3 div a {
  display: block;
  height: 100%;
  width: 100%;
  text-decoration: none;
  color: black;
}

.article1 .big_img ul li .content1 div a:hover,
.article1 .big_img ul li .content2 div a:hover,
.article1 .big_img ul li .content3 div a:hover {
  color: #ff7b23;
}

.article1 .big_img ul li > a {
  position: relative;
  padding-top: 3px;
  display: block;
  height: 42px;
  width: 239px;
  padding-left: 15px;
  text-decoration: none;
  color: #ffffff;
}

.article1 .big_img ul li > a::after {
  content: ">";
  width: 10px;
  height: 10px;
  position: absolute;
  right: 30px;
  top: 0;
}

.article1 .big_img ul li > a:hover {
  background-color: #ff6700;
}

.article1 .big_img aside {
  position: relative;
  width: 80%;
  height: 460px;
  overflow: hidden;
  background-color: greenyellow;
}

.article1 .big_img aside section img {
  width: 100%;
  height: 460px;
}

.goods {
  width: 80%;
  margin: 0px auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.goods div {
  border-radius: 20px;
  margin-top: 10px;
  width: 220px;
  height: 350px;
  overflow: hidden;
  transition: 1s;
}

.goods div:hover {
  box-shadow: 1px 1px 10px black;
}

.goods div a {
  height: 100%;
  width: 220px;
  display: block;
  display: flex;
  flex-direction: column;
  text-align: center;
  background-color: white;
}

.goods div a img {
  width: 220px;
  height: 220px;
}

.goods div a p {
  font-size: 18px;
  margin-top: 5px;
  color: black;
}

.goods div a h5 {
  font-size: 15px;
  padding-top: 5px;
  color: black;
}

.goods div a h5 span {
  margin-left: 10px;
  font-size: 13px;
  color: #7d7d7d;
}

.goods div a > span {
  font-size: 25px;
  color: #ff7001;
}

.footer1 {
  background-color: #252527;
  margin-top: 30px;
  text-align: center;
  color: white;
  height: 100px;
  line-height: 50px;
}

.footer1 ul {
  margin-left: 40%;
  display: flex;
}

.footer1 ul li {
  padding-left: 10px;
  padding-right: 10px;
}

.footer4 {
  position: fixed;
  right: 0px;
  top: 40%;
  background-color: white;
  z-index: 999;
  border: 1px solid #f5f5f5;
  padding: 27px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 84px;
}

.footer4:hover {
  color: #ff9600;
}

.footer4:hover a {
  color: #ff9600;
}

.footer4 > a {
  color: gainsboro;
}

.footer4 .icon-huidingbu {
  font-size: 30px;
}
